body,input,p,input,hr,form,a,ul,li{
	margin: 0;
	padding: 0;

}
.clearfix:bofore, .clearfix:after{
	content: '';
	display: table;
}
.clearfix:after{
	clear: both;
}
.clearfix{
	zoom:1;
}



/* 把标签默认的间距设为0 */
body,ul,ol,p,h1,h2,h3,h4,h5,h6,dl,dd,select,input,textarea,form{margin:0;padding:0}